Added legend, privacy and about to setup menu

app/src/main/java/eu/faircode/email/ActivityView.java

@@ -215,7 +215,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
                 if (pro == null || pro.resolveActivity(getPackageManager()) != null)
                     drawerArray.add(new DrawerItem(ActivityView.this, R.layout.item_drawer, R.drawable.baseline_monetization_on_24, R.string.menu_pro));
 
-                if (getIntentPrivacy().resolveActivity(getPackageManager()) != null)
+                if (Helper.getIntentPrivacy().resolveActivity(getPackageManager()) != null)
                     drawerArray.add(new DrawerItem(ActivityView.this, R.layout.item_drawer, R.drawable.baseline_account_box_24, R.string.menu_privacy));
 
                 drawerArray.add(new DrawerItem(ActivityView.this, R.layout.item_drawer, R.drawable.baseline_info_24, R.string.menu_about));
@@ -562,12 +562,6 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
         }.load(this, new Bundle());
     }
 
-    private Intent getIntentPrivacy() {
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setData(Uri.parse("https://email.faircode.eu/privacy/"));
-        return intent;
-    }
-
     private Intent getIntentFAQ() {
         Intent intent = new Intent(Intent.ACTION_VIEW);
         intent.setData(Uri.parse("https://github.com/M66B/open-source-email/blob/master/FAQ.md"));
@@ -634,7 +628,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
     }
 
     private void onMenuPrivacy() {
-        Helper.view(this, getIntentPrivacy());
+        Helper.view(this, Helper.getIntentPrivacy());
     }
 
     private void onMenuAbout() {

app/src/main/java/eu/faircode/email/FragmentSetup.java

@@ -364,6 +364,10 @@ public class FragmentSetup extends FragmentEx {
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
+            case R.id.menu_legend:
+                onMenuLegend();
+                return true;
+
             case R.id.menu_export:
                 if (Helper.isPro(getContext()))
                     startActivityForResult(getIntentExport(), ActivitySetup.REQUEST_EXPORT);
@@ -378,6 +382,14 @@ public class FragmentSetup extends FragmentEx {
                 startActivityForResult(getIntentImport(), ActivitySetup.REQUEST_IMPORT);
                 return true;
 
+            case R.id.menu_privacy:
+                onMenuPrivacy();
+                return true;
+
+            case R.id.menu_about:
+                onMenuAbout();
+                return true;
+
             default:
                 return super.onOptionsItemSelected(item);
         }
@@ -411,6 +423,22 @@ public class FragmentSetup extends FragmentEx {
         }
     }
 
+    private void onMenuPrivacy() {
+        Helper.view(getContext(), Helper.getIntentPrivacy());
+    }
+
+    private void onMenuLegend() {
+        FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
+        fragmentTransaction.replace(R.id.content_frame, new FragmentLegend()).addToBackStack("legend");
+        fragmentTransaction.commit();
+    }
+
+    private void onMenuAbout() {
+        FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
+        fragmentTransaction.replace(R.id.content_frame, new FragmentAbout()).addToBackStack("about");
+        fragmentTransaction.commit();
+    }
+
     private Intent getIntentHelp() {
         Intent intent = new Intent(Intent.ACTION_VIEW);
         intent.setData(Uri.parse("https://github.com/M66B/open-source-email/blob/master/SETUP.md"));

app/src/main/java/eu/faircode/email/Helper.java

@@ -97,6 +97,12 @@ public class Helper {
         customTabsIntent.launchUrl(context, uri);
     }
 
+    static Intent getIntentPrivacy() {
+        Intent intent = new Intent(Intent.ACTION_VIEW);
+        intent.setData(Uri.parse("https://email.faircode.eu/privacy/"));
+        return intent;
+    }
+
     static int resolveColor(Context context, int attr) {
         int[] attrs = new int[]{attr};
         TypedArray a = context.getTheme().obtainStyledAttributes(attrs);

app/src/main/res/menu/menu_setup.xml

@@ -1,9 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/menu_legend"
+        android:title="@string/menu_legend" />
     <item
         android:id="@+id/menu_export"
         android:title="@string/title_setup_export" />
     <item
         android:id="@+id/menu_import"
         android:title="@string/title_setup_import" />
+    <item
+        android:id="@+id/menu_privacy"
+        android:title="@string/menu_privacy" />
+    <item
+        android:id="@+id/menu_about"
+        android:title="@string/menu_about" />
 </menu>